Muborak時間からPyongyang時間への変換
19:49:22
+4
23:49:22
+6
+6
+4
+4
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+3
+3
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-1
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-2
-2
-2
-2
-2
-2
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-3
-3
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-4
-4
-4
-4
-4
-4
-5
-5
-8
-8
-8
-8
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-11